N1 Cat back Exhaust - Subaru WRX 08-21/STI 08-21/Forester XT SH, SJ 08-18 Subaru 12mm Class Leading CFD & Bench

Class Leading CFD & Bench Validated Flow Performance

Polished finish

The unequal length design can enhance low-end torque

The New Release Q300 Cat back Exhaust to suit the Ford Focus RS

N1 Cat back Exhaust - Subaru WRX 08-21/STI 08-21/Forester XT SH, SJ 08-18 Subaru 12mm Class Leading CFD & BenchINVIDIA N1 CAT BACK EXHAUST Full power. Full flow. Full volume. Blending performance and price, the Invidia N1 Exhaust is a modern interpretation of the classic N1 racing style exhaust. Invidia N1 Exhaust Systems feature cannon style mufflers for maximum flow and minimised back pressure, resulting in significant mid to top end power gains. From start to finish the Invidia N1 Exhaust Systems are designed with performance in mind with the exhaust route